How to Form an LLC in Connecticut: $120 Fee and Official Steps

Dependable registered agent service throughout Connecticut — $99 annually. That fee covers the office address, scanning of legal correspondence, and reminders for state filings.

Connecticut cityscape

Putting together a Connecticut LLC is a fairly tight process: one formation filing, one ongoing agent appointment, and a small handful of annual tasks. The official Connecticut filing fee is $120, formation runs under Conn. Gen. Stat. § 34-247, and nearly everything happens online at business.ct.gov. The sections below detail every step, every state fee, and exactly where we fit.

Set Up Your Connecticut LLC — $199

For $199, our team prepares your Certificate of Organization, files it with the Connecticut Secretary of the State, and tracks it through approval.

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The Case for a Connecticut LLC

An LLC is what most US small businesses choose because it offers liability protection with minimal formality. Among Connecticut small operations, you'll find LLCs across independent professionals, rental property holders, side-business operators, and small consultancies — the entity is light on paperwork and easy to maintain.

Connecticut LLC Filing Fee: $120

Item Fee
Our LLC formation service $199 one-time
Official state filing fee (Certificate of Organization) $120 one-time
Registered agent (required for every Connecticut LLC) $99/year
State annual report $80/year, filed January 1 through March 31

The official $120 filing fee is set by statute (Conn. Gen. Stat. § 34-243u(a)(3)) and covers the certificate of organization, including the registered agent appointment. We charge $199 for preparing and filing; the agent service is $99/year on a separate invoice.

The Certificate of Organization: Connecticut's Formation Document

Connecticut doesn't use "Articles of Organization." The formation document here is the Certificate of Organization (officially, Certificate of Organization, Limited Liability Company: Domestic), and the current official state form carries no form number. Under Conn. Gen. Stat. § 34-247, one or more organizers form the LLC by delivering that certificate to the Secretary of the State. (Yes, "Secretary of the State" with the extra "the" is Connecticut's official style.)

You can file two ways: online through business.ct.gov, which the state treats as the preferred channel, or by mail using the official fillable PDF. Online filings clear the fastest; overall timing varies with the state's workload.

Step-by-Step: Forming Your Connecticut LLC

  1. Pick a compliant name. Connecticut requires an LLC indicator in the name and enough distance from names already on file. Run candidates through the state's business records search before you commit, and skip anything that implies you're a bank, insurance carrier, or government office unless you're actually licensed in that industry.
  2. Appoint a Connecticut registered agent. Every LLC needs an agent with a place of business in Connecticut (Conn. Gen. Stat. § 34-243n) who is available during the workday, and the agent must sign an acceptance of the appointment. Our agent service handles the role for $99/year and keeps your home address off the filing.
  3. File the Certificate of Organization. Submit it online at business.ct.gov or mail the paper form, and pay the official $120 filing fee. The form asks for the LLC's name, principal office, registered agent details and acceptance, management structure (member-managed or manager-managed), and organizer signatures.
  4. Adopt an operating agreement. Connecticut doesn't make you file one, but banks, courts, and your co-owners will all lean on it. It nails down ownership, profit allocation, decision rights, and exit procedures; without one, the state's default LLC rules fill the gaps, and they're rarely a good substitute for an actual agreement.
  5. Get your EIN from the IRS. It's free at IRS.gov, takes about ten minutes, and you'll need it for banking, payroll, and federal filings. Don't pay an outside service for this.
  6. Stay compliant year to year. Keep a registered agent on file continuously, file the $80 annual report during the January 1 to March 31 window each year, keep business and personal money separate, and stay current on federal and state taxes. Fall more than a year behind on annual reports and the state can administratively dissolve the LLC, which suspends its liability protection until reinstatement.

Want us to handle it? One $199 payment and we file the Connecticut LLC for you.

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Registered Agents in Connecticut

Connecticut's agent rule applies from day one and never lapses. The agent needs a real place of business in the state (a PO box alone won't do), presence through normal business hours to accept service of process, and the discipline to move lawsuits, tax notices, and state correspondence to you fast enough to protect response deadlines.

If you serve as your own agent personally, your residence address lands in the Secretary of the State's public records, searchable by anyone. For $99 a year, our address goes on the filing instead, and your personal mailing address never sees the public record.

Common Connecticut LLC Questions

How much does it cost to form an LLC in Connecticut?

The official Connecticut filing fee is $120 for the Certificate of Organization. After formation, budget $80 each year for the annual report.

How long does it take to form an LLC in Connecticut?

Online filings through business.ct.gov are the quickest route; processing time depends on the state's current workload.

Does Connecticut require an annual report?

Yes. Every LLC files between January 1 and March 31 each year, with an $80 state fee, online only.

Do I need a registered agent for my Connecticut LLC?

Yes. Conn. Gen. Stat. § 34-243n requires an agent with a place of business in Connecticut, continuously, from formation onward.

Can I form an LLC in Connecticut if I live in another state?

Yes. Owners don't have to be Connecticut residents; the registered agent does need a Connecticut place of business, which is exactly what our $99/year service provides.

Launch Your Connecticut LLC

Filing the LLC yourself through business.ct.gov works fine: $120 goes to the state, and an agent is still mandatory. Or hand it to us; one $199 payment and we prepare and file the Certificate of Organization, your filing carries our Connecticut address, mail gets scanned to your portal the day it arrives, and we ping you before every compliance date.

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Only need the Connecticut agent? The agent-only registered agent plan carries a $99/year price.

Need help with Connecticut LLC formation or the registered agent piece? Our FAQ handles most questions; the contact form is open for the rest.

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